1 /* $NetBSD: grf_cl.c,v 1.50 2015/11/16 21:25:34 phx Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Klaus Burkert 5 * Copyright (c) 1995 Ezra Story 6 * Copyright (c) 1995 Kari Mettinen 7 * Copyright (c) 1994 Markus Wild 8 * Copyright (c) 1994 Lutz Vieweg 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by Lutz Vieweg. 22 * 4. The name of the author may not be used to endorse or promote products 23 * derived from this software without specific prior written permission 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 26 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 27 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 28 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 29 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 30 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 34 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 */ 36 #include "opt_amigacons.h" 37 38 #include <sys/cdefs.h> 39 __KERNEL_RCSID(0, "$NetBSD: grf_cl.c,v 1.50 2015/11/16 21:25:34 phx Exp $"); 40 41 #include "grfcl.h" 42 #include "ite.h" 43 #include "wsdisplay.h" 44 #if NGRFCL > 0 45 46 /* 47 * Graphics routines for Cirrus CL GD 5426 boards, 48 * 49 * This code offers low-level routines to access Cirrus Cl GD 5426 50 * graphics-boards from within NetBSD for the Amiga. 51 * No warranties for any kind of function at all - this 52 * code may crash your hardware and scratch your harddisk. Use at your 53 * own risk. Freely distributable. 54 * 55 * Modified for Cirrus CL GD 5426 from 56 * Lutz Vieweg's retina driver by Kari Mettinen 08/94 57 * Contributions by Ill, ScottE, MiL 58 * Extensively hacked and rewritten by Ezra Story (Ezy) 01/95 59 * Picasso/040 patches (wee!) by crest 01/96 60 * 61 * PicassoIV support bz Klaus "crest" Burkert. 62 * Fixed interlace and doublescan, added clockdoubling and 63 * HiColor&TrueColor suuport by crest 01/97 64 * 65 * Thanks to Village Tronic Marketing Gmbh for providing me with 66 * a Picasso-II board. 67 * Thanks for Integrated Electronics Oy Ab for providing me with 68 * Cirrus CL GD 542x family documentation. 69 * 70 * TODO: 71 * Mouse support (almost there! :-)) 72 * Blitter support 73 * 74 */ 75 76 #include <sys/param.h> 77 #include <sys/systm.h> 78 #include <sys/errno.h> 79 #include <sys/ioctl.h> 80 #include <sys/device.h> 81 #include <sys/malloc.h> 82 83 #include <machine/cpu.h> 84 #include <dev/cons.h> 85 #if NWSDISPLAY > 0 86 #include <dev/wscons/wsconsio.h> 87 #include <dev/wscons/wsdisplayvar.h> 88 #include <dev/rasops/rasops.h> 89 #include <dev/wscons/wsdisplay_vconsvar.h> 90 #endif 91 #include <amiga/dev/itevar.h> 92 #include <amiga/amiga/device.h> 93 #include <amiga/dev/grfioctl.h> 94 #include <amiga/dev/grfvar.h> 95 #include <amiga/dev/grf_clreg.h> 96 #include <amiga/dev/zbusvar.h> 97 98 int cl_mondefok(struct grfvideo_mode *); 99 void cl_boardinit(struct grf_softc *); 100 static void cl_CompFQ(u_int, u_char *, u_char *, u_char *); 101 int cl_getvmode(struct grf_softc *, struct grfvideo_mode *); 102 int cl_setvmode(struct grf_softc *, unsigned int); 103 int cl_toggle(struct grf_softc *, unsigned short); 104 int cl_getcmap(struct grf_softc *, struct grf_colormap *); 105 int cl_putcmap(struct grf_softc *, struct grf_colormap *); 106 #ifndef CL5426CONSOLE 107 void cl_off(struct grf_softc *); 108 #endif 109 void cl_inittextmode(struct grf_softc *); 110 int cl_ioctl(register struct grf_softc *, u_long, void *); 111 int cl_getmousepos(struct grf_softc *, struct grf_position *); 112 int cl_setmousepos(struct grf_softc *, struct grf_position *); 113 static int cl_setspriteinfo(struct grf_softc *, struct grf_spriteinfo *); 114 int cl_getspriteinfo(struct grf_softc *, struct grf_spriteinfo *); 115 static int cl_getspritemax(struct grf_softc *, struct grf_position *); 116 int cl_blank(struct grf_softc *, int); 117 int cl_isblank(struct grf_softc *); 118 int cl_setmonitor(struct grf_softc *, struct grfvideo_mode *); 119 void cl_writesprpos(volatile char *, short, short); 120 void writeshifted(volatile char *, signed char, signed char); 121 122 static void RegWakeup(volatile void *); 123 static void RegOnpass(volatile void *); 124 static void RegOffpass(volatile void *); 125 126 void grfclattach(device_t, device_t, void *); 127 int grfclprint(void *, const char *); 128 int grfclmatch(device_t, cfdata_t, void *); 129 void cl_memset(unsigned char *, unsigned char, int); 130 131 #if NWSDISPLAY > 0 132 /* wsdisplay acessops, emulops */ 133 static int cl_wsioctl(void *, void *, u_long, void *, int, struct lwp *); 134 static int cl_get_fbinfo(struct grf_softc *, struct wsdisplayio_fbinfo *); 135 136 static void cl_wscursor(void *, int, int, int); 137 static void cl_wsputchar(void *, int, int, u_int, long); 138 static void cl_wscopycols(void *, int, int, int, int); 139 static void cl_wserasecols(void *, int, int, int, long); 140 static void cl_wscopyrows(void *, int, int, int); 141 static void cl_wseraserows(void *, int, int, long); 142 static int cl_wsallocattr(void *, int, int, int, long *); 143 static int cl_wsmapchar(void *, int, unsigned int *); 144 #endif /* NWSDISPLAY > 0 */ 145 146 /* Graphics display definitions. 147 * These are filled by 'grfconfig' using GRFIOCSETMON. 148 */ 149 #define monitor_def_max 24 150 static struct grfvideo_mode monitor_def[24] = { 151 {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, 152 {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, 153 {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0} 154 }; 155 static struct grfvideo_mode *monitor_current = &monitor_def[0]; 156 157 /* Patchable maximum pixel clock */ 158 unsigned long cl_maxpixelclock = 86000000; 159 160 /* Console display definition. 161 * Default hardcoded text mode. This grf_cl is set up to 162 * use one text mode only, and this is it. You may use 163 * grfconfig to change the mode after boot. 164 */ 165 /* Console font */ 166 #ifdef KFONT_8X11 167 #define CIRRUSFONT kernel_font_8x11 168 #define CIRRUSFONTY 11 169 #else 170 #define CIRRUSFONT kernel_font_8x8 171 #define CIRRUSFONTY 8 172 #endif 173 extern unsigned char CIRRUSFONT[]; 174 175 struct grfcltext_mode clconsole_mode = { 176 {255, "", 25000000, 640, 480, 4, 640/8, 680/8, 768/8, 800/8, 177 481, 490, 498, 522, 0}, 178 8, CIRRUSFONTY, 80, 480 / CIRRUSFONTY, CIRRUSFONT, 32, 255 179 }; 180 /* Console colors */ 181 unsigned char clconscolors[3][3] = { /* background, foreground, hilite */ 182 {0, 0x40, 0x50}, {152, 152, 152}, {255, 255, 255} 183 }; 184 185 int cltype = 0; /* Picasso, Spectrum or Piccolo */ 186 int cl_64bit = 0; /* PiccoloSD64 or PicassoIV */ 187 unsigned char cl_pass_toggle; /* passthru status tracker */ 188 static int cl_blanked; /* true when video is currently blanked out */ 189 190 /* 191 * because all 542x-boards have 2 configdev entries, one for 192 * framebuffer mem and the other for regs, we have to hold onto 193 * the pointers globally until we match on both. This and 'cltype' 194 * are the primary obsticles to multiple board support, but if you 195 * have multiple boards you have bigger problems than grf_cl. 196 */ 197 static void *cl_fbaddr = 0; /* framebuffer */ 198 static void *cl_regaddr = 0; /* registers */ 199 static int cl_fbsize; /* framebuffer size */ 200 static int cl_fbautosize; /* framebuffer autoconfig size */ 201 202 203 /* 204 * current sprite info, if you add support for multiple boards 205 * make this an array or something 206 */ 207 struct grf_spriteinfo cl_cursprite; 208 209 /* sprite bitmaps in kernel stack, you'll need to arrayize these too if 210 * you add multiple board support 211 */ 212 static unsigned char cl_imageptr[8 * 64], cl_maskptr[8 * 64]; 213 static unsigned char cl_sprred[2], cl_sprgreen[2], cl_sprblue[2]; 214 215 #if NWSDISPLAY > 0 216 static struct wsdisplay_accessops cl_accessops = { 217 .ioctl = cl_wsioctl, 218 .mmap = grf_wsmmap 219 }; 220 221 static struct wsdisplay_emulops cl_textops = { 222 .cursor = cl_wscursor, 223 .mapchar = cl_wsmapchar, 224 .putchar = cl_wsputchar, 225 .copycols = cl_wscopycols, 226 .erasecols = cl_wserasecols, 227 .copyrows = cl_wscopyrows, 228 .eraserows = cl_wseraserows, 229 .allocattr = cl_wsallocattr 230 }; 231 232 static struct wsscreen_descr cl_defaultscreen = { 233 .name = "default", 234 .textops = &cl_textops, 235 .fontwidth = 8, 236 .fontheight = CIRRUSFONTY, 237 .capabilities = WSSCREEN_HILIT | WSSCREEN_BLINK | 238 WSSCREEN_REVERSE | WSSCREEN_UNDERLINE 239 }; 240 241 static const struct wsscreen_descr *cl_screens[] = { 242 &cl_defaultscreen, 243 }; 244 245 static struct wsscreen_list cl_screenlist = { 246 sizeof(cl_screens) / sizeof(struct wsscreen_descr *), cl_screens 247 }; 248 #endif /* NWSDISPLAY > 0 */ 249 250 /* standard driver stuff */ 251 CFATTACH_DECL_NEW(grfcl, sizeof(struct grf_softc), 252 grfclmatch, grfclattach, NULL, NULL); 253 254 static struct cfdata *cfdata; 255 256 int 257 grfclmatch(device_t parent, cfdata_t cf, void *aux) 258 { 259 struct zbus_args *zap; 260 static int regprod, fbprod; 261 int error; 262 263 zap = aux; 264 265 #ifndef CL5426CONSOLE 266 if (amiga_realconfig == 0) 267 return (0); 268 #endif 269 270 /* Grab the first board we encounter as the preferred one. This will 271 * allow one board to work in a multiple 5426 board system, but not 272 * multiple boards at the same time. */ 273 if (cltype == 0) { 274 switch (zap->manid) { 275 case PICASSO: 276 switch (zap->prodid) { 277 case 11: 278 case 12: 279 regprod = 12; 280 fbprod = 11; 281 error = 0; 282 break; 283 case 22: 284 error = 0; 285 break; 286 case 21: 287 case 23: 288 regprod = 23; 289 fbprod = 21; 290 cl_64bit = 1; 291 error = 0; 292 break; 293 case 24: 294 regprod = 24; 295 fbprod = 24; 296 cl_64bit = 1; 297 error = 0; 298 break; 299 default: 300 error = 1; 301 break; 302 } 303 if (error == 1) 304 return (0); 305 else 306 break; 307 case SPECTRUM: 308 if (zap->prodid != 2 && zap->prodid != 1) 309 return (0); 310 regprod = 2; 311 fbprod = 1; 312 break; 313 case PICCOLO: 314 switch (zap->prodid) { 315 case 5: 316 case 6: 317 regprod = 6; 318 fbprod = 5; 319 error = 0; 320 break; 321 case 10: 322 case 11: 323 regprod = 11; 324 fbprod = 10; 325 cl_64bit = 1; 326 error = 0; 327 break; 328 default: 329 error = 1; 330 break; 331 } 332 if (error == 1) 333 return (0); 334 else 335 break; 336 default: 337 return (0); 338 } 339 cltype = zap->manid; 340 } else { 341 if (cltype != zap->manid) { 342 return (0); 343 } 344 } 345 346 /* Configure either registers or framebuffer in any order */ 347 if ((cltype == PICASSO) && (cl_64bit == 1)) { 348 switch (zap->prodid) { 349 case 21: 350 cl_fbaddr = zap->va; 351 cl_fbautosize = zap->size; 352 break; 353 case 22: 354 cl_fbautosize += zap->size; 355 break; 356 case 23: 357 cl_regaddr = (void *)((unsigned long)(zap->va) + 0x10000); 358 break; 359 case 24: 360 cl_regaddr = (void *)((unsigned long)(zap->va) + 0x600000); 361 /* check for PicassoIV with 64MB config and handle it */ 362 if (zap->size == 0x04000000) { 363 cl_fbaddr = (void *)((unsigned long)(zap->va) + 0x02000000); 364 } else { 365 cl_fbaddr = (void *)((unsigned long)(zap->va) + 0x01000000); 366 } 367 cl_fbautosize = 0x400000; 368 break; 369 default: 370 return (0); 371 } 372 } 373 else { 374 if (zap->prodid == regprod) 375 cl_regaddr = zap->va; 376 else 377 if (zap->prodid == fbprod) { 378 cl_fbaddr = zap->va; 379 cl_fbautosize = zap->size; 380 } else 381 return (0); 382 } 383 384 #ifdef CL5426CONSOLE 385 if (amiga_realconfig == 0) { 386 cfdata = cf; 387 } 388 #endif 389 390 return (1); 391 } 392 393 void 394 grfclattach(device_t parent, device_t self, void *aux) 395 { 396 static struct grf_softc congrf; 397 struct zbus_args *zap; 398 struct grf_softc *gp; 399 struct device temp; 400 static char attachflag = 0; 401 402 zap = aux; 403 404 printf("\n"); 405 406 /* make sure both halves have matched */ 407 if (!cl_regaddr || !cl_fbaddr) 408 return; 409 410 /* do all that messy console/grf stuff */ 411 if (self == NULL) { 412 gp = &congrf; 413 gp->g_device = &temp; 414 temp.dv_private = gp; 415 } else { 416 gp = device_private(self); 417 gp->g_device = self; 418 } 419 420 if (self != NULL && congrf.g_regkva != 0) { 421 /* 422 * inited earlier, just copy (not device struct) 423 */ 424 memcpy(&gp->g_display, &congrf.g_display, 425 (char *) &gp[1] - (char *) &gp->g_display); 426 } else { 427 gp->g_regkva = (volatile void *) cl_regaddr; 428 gp->g_fbkva = (volatile void *) cl_fbaddr; 429 430 gp->g_unit = GRF_CL5426_UNIT; 431 gp->g_mode = cl_mode; 432 #if NITE > 0 433 gp->g_conpri = grfcl_cnprobe(); 434 #endif 435 gp->g_flags = GF_ALIVE; 436 437 /* wakeup the board */ 438 cl_boardinit(gp); 439 440 #ifdef CL5426CONSOLE 441 #if NWSDISPLAY > 0 442 gp->g_accessops = &cl_accessops; 443 gp->g_emulops = &cl_textops; 444 gp->g_defaultscr = &cl_defaultscreen; 445 gp->g_scrlist = &cl_screenlist; 446 #else 447 #if NITE > 0 448 grfcl_iteinit(gp); 449 #endif 450 #endif /* NWSDISPLAY > 0 */ 451 (void) cl_load_mon(gp, &clconsole_mode); 452 #endif 453 } 454 455 /* 456 * attach grf (once) 457 */ 458 if (amiga_config_found(cfdata, gp->g_device, gp, grfclprint)) { 459 attachflag = 1; 460 printf("grfcl: %dMB ", cl_fbsize / 0x100000); 461 switch (cltype) { 462 case PICASSO: 463 if (cl_64bit == 1) { 464 printf("Picasso IV"); 465 /* 135MHz will be supported if we 466 * have a palette doubling mode. 467 */ 468 cl_maxpixelclock = 86000000; 469 } 470 else { 471 printf("Picasso II"); 472 473 /* check for PicassoII+ (crest) */ 474 if(zap->serno == 0x00100000) 475 printf("+"); 476 477 /* determine used Gfx/chipset (crest) */ 478 vgaw(gp->g_regkva, CRT_ADDRESS, 0x27); /* Chip ID */ 479 switch(vgar(gp->g_regkva, CRT_ADDRESS_R)>>2) { 480 case 0x24: 481 printf(" (with CL-GD5426)"); 482 break; 483 case 0x26: 484 printf(" (with CL-GD5428)"); 485 break; 486 case 0x27: 487 printf(" (with CL-GD5429)"); 488 break; 489 } 490 cl_maxpixelclock = 86000000; 491 } 492 break; 493 case SPECTRUM: 494 printf("Spectrum"); 495 cl_maxpixelclock = 90000000; 496 break; 497 case PICCOLO: 498 if (cl_64bit == 1) { 499 printf("Piccolo SD64"); 500 /* 110MHz will be supported if we 501 * have a palette doubling mode. 502 */ 503 cl_maxpixelclock = 90000000; 504 } else { 505 printf("Piccolo"); 506 cl_maxpixelclock = 90000000; 507 } 508 break; 509 } 510 printf(" being used\n"); 511 #ifdef CL_OVERCLOCK 512 cl_maxpixelclock = 115000000; 513 #endif 514 } else { 515 if (!attachflag) 516 printf("grfcl unattached!!\n"); 517 } 518 } 519 520 int 521 grfclprint(void *aux, const char *pnp) 522 { 523 if (pnp) 524 aprint_normal("ite at %s: ", pnp); 525 return (UNCONF); 526 } 527 528 void 529 cl_boardinit(struct grf_softc *gp) 530 { 531 volatile unsigned char *ba = gp->g_regkva; 532 int x; 533 534 if ((cltype == PICASSO) && (cl_64bit == 1)) { /* PicassoIV */ 535 WCrt(ba, 0x51, 0x00); /* disable capture (FlickerFixer) */ 536 delay(200000); /* wait some time (two frames as of now) */ 537 WGfx(ba, 0x2f, 0x00); /* get Blitter into 542x */ 538 WGfx(ba, GCT_ID_RESERVED, 0x00); /* compatibility mode */ 539 WGfx(ba, GCT_ID_BLT_STAT_START, 0x00); /* or at least, try so... */ 540 cl_fbsize = cl_fbautosize; 541 } else { 542 543 /* wakeup board and flip passthru OFF */ 544 RegWakeup(ba); 545 RegOnpass(ba); 546 547 vgaw(ba, 0x46e8, 0x16); 548 vgaw(ba, 0x102, 1); 549 vgaw(ba, 0x46e8, 0x0e); 550 if (cl_64bit != 1) 551 vgaw(ba, 0x3c3, 1); 552 553 cl_fbsize = cl_fbautosize; 554 555 /* setup initial unchanging parameters */ 556 557 cl_blanked = 1; 558 WSeq(ba, SEQ_ID_CLOCKING_MODE, 0x21); /* 8 dot - display off */ 559 vgaw(ba, GREG_MISC_OUTPUT_W, 0xed); /* mem disable */ 560 561 WGfx(ba, GCT_ID_OFFSET_1, 0xec); /* magic cookie */ 562 WSeq(ba, SEQ_ID_UNLOCK_EXT, 0x12); /* yum! cookies! */ 563 564 if (cl_64bit == 1) { 565 WSeq(ba, SEQ_ID_CONF_RBACK, 0x00); 566 WSeq(ba, SEQ_ID_DRAM_CNTL, (cl_fbsize / 0x100000 == 2) ? 0x38 : 0xb8); 567 } else { 568 WSeq(ba, SEQ_ID_DRAM_CNTL, 0xb0); 569 } 570 WSeq(ba, SEQ_ID_RESET, 0x03); 571 WSeq(ba, SEQ_ID_MAP_MASK, 0xff); 572 WSeq(ba, SEQ_ID_CHAR_MAP_SELECT, 0x00); 573 WSeq(ba, SEQ_ID_MEMORY_MODE, 0x0e); /* a or 6? */ 574 WSeq(ba, SEQ_ID_EXT_SEQ_MODE, (cltype == PICASSO) ? 0x21 : 0x81); 575 WSeq(ba, SEQ_ID_EEPROM_CNTL, 0x00); 576 if (cl_64bit == 1) 577 WSeq(ba, SEQ_ID_PERF_TUNE, 0x5a); 578 else 579 WSeq(ba, SEQ_ID_PERF_TUNE, 0x0a); /* mouse 0a fa */ 580 WSeq(ba, SEQ_ID_SIG_CNTL, 0x02); 581 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x04); 582 583 if (cl_64bit == 1) 584 WSeq(ba, SEQ_ID_MCLK_SELECT, 0x1c); 585 else 586 WSeq(ba, SEQ_ID_MCLK_SELECT, 0x22); 587 588 WCrt(ba, CRT_ID_PRESET_ROW_SCAN, 0x00); 589 WCrt(ba, CRT_ID_CURSOR_START, 0x00); 590 WCrt(ba, CRT_ID_CURSOR_END, 0x08); 591 WCrt(ba, CRT_ID_START_ADDR_HIGH, 0x00); 592 WCrt(ba, CRT_ID_START_ADDR_LOW, 0x00); 593 WCrt(ba, CRT_ID_CURSOR_LOC_HIGH, 0x00); 594 WCrt(ba, CRT_ID_CURSOR_LOC_LOW, 0x00); 595 596 WCrt(ba, CRT_ID_UNDERLINE_LOC, 0x07); 597 WCrt(ba, CRT_ID_MODE_CONTROL, 0xe3); 598 WCrt(ba, CRT_ID_LINE_COMPARE, 0xff); /* ff */ 599 WCrt(ba, CRT_ID_EXT_DISP_CNTL, 0x22); 600 if (cl_64bit == 1) { 601 WCrt(ba, CRT_ID_SYNC_ADJ_GENLOCK, 0x00); 602 WCrt(ba, CRT_ID_OVERLAY_EXT_CTRL_REG, 0x40); 603 } 604 WSeq(ba, SEQ_ID_CURSOR_STORE, 0x3c); /* mouse 0x00 */ 605 606 WGfx(ba, GCT_ID_SET_RESET, 0x00); 607 WGfx(ba, GCT_ID_ENABLE_SET_RESET, 0x00); 608 WGfx(ba, GCT_ID_DATA_ROTATE, 0x00); 609 WGfx(ba, GCT_ID_READ_MAP_SELECT, 0x00); 610 WGfx(ba, GCT_ID_GRAPHICS_MODE, 0x00); 611 WGfx(ba, GCT_ID_MISC, 0x01); 612 WGfx(ba, GCT_ID_COLOR_XCARE, 0x0f); 613 WGfx(ba, GCT_ID_BITMASK, 0xff); 614 WGfx(ba, GCT_ID_MODE_EXT, 0x28); 615 616 for (x = 0; x < 0x10; x++) 617 WAttr(ba, x, x); 618 WAttr(ba, ACT_ID_ATTR_MODE_CNTL, 0x01); 619 WAttr(ba, ACT_ID_OVERSCAN_COLOR, 0x00); 620 WAttr(ba, ACT_ID_COLOR_PLANE_ENA, 0x0f); 621 WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00); 622 WAttr(ba, ACT_ID_COLOR_SELECT, 0x00); 623 WAttr(ba, 0x34, 0x00); 624 625 vgaw(ba, VDAC_MASK, 0xff); 626 vgaw(ba, GREG_MISC_OUTPUT_W, 0xef); 627 628 WGfx(ba, GCT_ID_BLT_STAT_START, 0x04); 629 WGfx(ba, GCT_ID_BLT_STAT_START, 0x00); 630 } 631 632 /* colors initially set to greyscale */ 633 vgaw(ba, VDAC_ADDRESS_W, 0); 634 for (x = 255; x >= 0; x--) { 635 vgaw(ba, VDAC_DATA, x); 636 vgaw(ba, VDAC_DATA, x); 637 vgaw(ba, VDAC_DATA, x); 638 } 639 /* set sprite bitmap pointers */ 640 cl_cursprite.image = cl_imageptr; 641 cl_cursprite.mask = cl_maskptr; 642 cl_cursprite.cmap.red = cl_sprred; 643 cl_cursprite.cmap.green = cl_sprgreen; 644 cl_cursprite.cmap.blue = cl_sprblue; 645 646 if (cl_64bit == 0) { 647 648 /* check for 1MB or 2MB board (crest) */ 649 volatile unsigned long *cl_fbtestaddr; 650 cl_fbtestaddr = (volatile unsigned long *)gp->g_fbkva; 651 652 WGfx(ba, GCT_ID_OFFSET_0, 0x40); 653 *cl_fbtestaddr = 0x12345678; 654 655 if (*cl_fbtestaddr != 0x12345678) { 656 WSeq(ba, SEQ_ID_DRAM_CNTL, 0x30); 657 cl_fbsize = 0x100000; 658 } 659 else 660 { 661 cl_fbsize = 0x200000; 662 } 663 } 664 WGfx(ba, GCT_ID_OFFSET_0, 0x00); 665 } 666 667 668 int 669 cl_getvmode(struct grf_softc *gp, struct grfvideo_mode *vm) 670 { 671 struct grfvideo_mode *gv; 672 673 #ifdef CL5426CONSOLE 674 /* Handle grabbing console mode */ 675 if (vm->mode_num == 255) { 676 memcpy(vm, &clconsole_mode, sizeof(struct grfvideo_mode)); 677 /* XXX so grfconfig can tell us the correct text dimensions. */ 678 vm->depth = clconsole_mode.fy; 679 } else 680 #endif 681 { 682 if (vm->mode_num == 0) 683 vm->mode_num = (monitor_current - monitor_def) + 1; 684 if (vm->mode_num < 1 || vm->mode_num > monitor_def_max) 685 return (EINVAL); 686 gv = monitor_def + (vm->mode_num - 1); 687 if (gv->mode_num == 0) 688 return (EINVAL); 689 690 memcpy(vm, gv, sizeof(struct grfvideo_mode)); 691 } 692 693 /* adjust internal values to pixel values */ 694 695 vm->hblank_start *= 8; 696 vm->hsync_start *= 8; 697 vm->hsync_stop *= 8; 698 vm->htotal *= 8; 699 700 return (0); 701 } 702 703 704 int 705 cl_setvmode(struct grf_softc *gp, unsigned mode) 706 { 707 if (!mode || (mode > monitor_def_max) || 708 monitor_def[mode - 1].mode_num == 0) 709 return (EINVAL); 710 711 monitor_current = monitor_def + (mode - 1); 712 713 return (0); 714 } 715 716 #ifndef CL5426CONSOLE 717 void 718 cl_off(struct grf_softc *gp) 719 { 720 char *ba = gp->g_regkva; 721 722 /* 723 * we'll put the pass-through on for cc ite and set Full Bandwidth bit 724 * on just in case it didn't work...but then it doesn't matter does 725 * it? =) 726 */ 727 RegOnpass(ba); 728 vgaw(ba, SEQ_ADDRESS, SEQ_ID_CLOCKING_MODE); 729 vgaw(ba, SEQ_ADDRESS_W, vgar(ba, SEQ_ADDRESS_W) | 0x20); 730 cl_blanked = 1; 731 } 732 #endif 733 734 int 735 cl_blank(struct grf_softc *gp, int on) 736 { 737 738 WSeq(gp->g_regkva, SEQ_ID_CLOCKING_MODE, on ? 0x01 : 0x21); 739 cl_blanked = !on; 740 return 0; 741 } 742 743 int 744 cl_isblank(struct grf_softc *gp) 745 { 746 747 return cl_blanked; 748 } 749 750 /* 751 * Change the mode of the display. 752 * Return a UNIX error number or 0 for success. 753 */ 754 int 755 cl_mode(register struct grf_softc *gp, u_long cmd, void *arg, u_long a2, int a3) 756 { 757 int error; 758 759 switch (cmd) { 760 case GM_GRFON: 761 error = cl_load_mon(gp, 762 (struct grfcltext_mode *) monitor_current) ? 0 : EINVAL; 763 return (error); 764 765 case GM_GRFOFF: 766 #ifndef CL5426CONSOLE 767 cl_off(gp); 768 #else 769 cl_load_mon(gp, &clconsole_mode); 770 #endif 771 return (0); 772 773 case GM_GRFCONFIG: 774 return (0); 775 776 case GM_GRFGETVMODE: 777 return (cl_getvmode(gp, (struct grfvideo_mode *) arg)); 778 779 case GM_GRFSETVMODE: 780 error = cl_setvmode(gp, *(unsigned *) arg); 781 if (!error && (gp->g_flags & GF_GRFON)) 782 cl_load_mon(gp, 783 (struct grfcltext_mode *) monitor_current); 784 return (error); 785 786 case GM_GRFGETNUMVM: 787 *(int *) arg = monitor_def_max; 788 return (0); 789 790 case GM_GRFIOCTL: 791 return (cl_ioctl(gp, a2, arg)); 792 793 default: 794 break; 795 } 796 797 return (EPASSTHROUGH); 798 } 799 800 int 801 cl_ioctl(register struct grf_softc *gp, u_long cmd, void *data) 802 { 803 switch (cmd) { 804 case GRFIOCGSPRITEPOS: 805 return (cl_getmousepos(gp, (struct grf_position *) data)); 806 807 case GRFIOCSSPRITEPOS: 808 return (cl_setmousepos(gp, (struct grf_position *) data)); 809 810 case GRFIOCSSPRITEINF: 811 return (cl_setspriteinfo(gp, (struct grf_spriteinfo *) data)); 812 813 case GRFIOCGSPRITEINF: 814 return (cl_getspriteinfo(gp, (struct grf_spriteinfo *) data)); 815 816 case GRFIOCGSPRITEMAX: 817 return (cl_getspritemax(gp, (struct grf_position *) data)); 818 819 case GRFIOCGETCMAP: 820 return (cl_getcmap(gp, (struct grf_colormap *) data)); 821 822 case GRFIOCPUTCMAP: 823 return (cl_putcmap(gp, (struct grf_colormap *) data)); 824 825 case GRFIOCBITBLT: 826 break; 827 828 case GRFTOGGLE: 829 return (cl_toggle(gp, 0)); 830 831 case GRFIOCSETMON: 832 return (cl_setmonitor(gp, (struct grfvideo_mode *) data)); 833 834 case GRFIOCBLANK: 835 return (cl_blank(gp, *(int *)data)); 836 837 } 838 return (EPASSTHROUGH); 839 } 840 841 int 842 cl_getmousepos(struct grf_softc *gp, struct grf_position *data) 843 { 844 data->x = cl_cursprite.pos.x; 845 data->y = cl_cursprite.pos.y; 846 return (0); 847 } 848 849 void 850 cl_writesprpos(volatile char *ba, short x, short y) 851 { 852 /* we want to use a 16-bit write to 3c4 so no macros used */ 853 volatile unsigned char *cwp; 854 volatile unsigned short *wp; 855 856 cwp = ba + 0x3c4; 857 wp = (volatile unsigned short *)cwp; 858 859 /* 860 * don't ask me why, but apparently you can't do a 16-bit write with 861 * x-position like with y-position below (dagge) 862 */ 863 cwp[0] = 0x10 | ((x << 5) & 0xff); 864 cwp[1] = (x >> 3) & 0xff; 865 866 *wp = 0x1100 | ((y & 7) << 13) | ((y >> 3) & 0xff); 867 } 868 869 void 870 writeshifted(volatile char *to, signed char shiftx, signed char shifty) 871 { 872 int y; 873 unsigned long long *tptr, *iptr, *mptr, line; 874 875 tptr = (unsigned long long *) __UNVOLATILE(to); 876 iptr = (unsigned long long *) cl_cursprite.image; 877 mptr = (unsigned long long *) cl_cursprite.mask; 878 879 shiftx = shiftx < 0 ? 0 : shiftx; 880 shifty = shifty < 0 ? 0 : shifty; 881 882 /* start reading shifty lines down, and 883 * shift each line in by shiftx 884 */ 885 for (y = shifty; y < 64; y++) { 886 887 /* image */ 888 line = iptr[y]; 889 *tptr++ = line << shiftx; 890 891 /* mask */ 892 line = mptr[y]; 893 *tptr++ = line << shiftx; 894 } 895 896 /* clear the remainder */ 897 for (y = shifty; y > 0; y--) { 898 *tptr++ = 0; 899 *tptr++ = 0; 900 } 901 } 902 903 int 904 cl_setmousepos(struct grf_softc *gp, struct grf_position *data) 905 { 906 volatile char *ba = gp->g_regkva; 907 short rx, ry; 908 #ifdef CL_SHIFTSPRITE 909 volatile char *fb = gp->g_fbkva; 910 volatile char *sprite = fb + (cl_fbsize - 1024); 911 #endif 912 913 /* no movement */ 914 if (cl_cursprite.pos.x == data->x && cl_cursprite.pos.y == data->y) 915 return (0); 916 917 /* current and previous real coordinates */ 918 rx = data->x - cl_cursprite.hot.x; 919 ry = data->y - cl_cursprite.hot.y; 920 921 /* 922 * if we are/were on an edge, create (un)shifted bitmap -- 923 * ripped out optimization (not extremely worthwhile, 924 * and kind of buggy anyhow). 925 */ 926 #ifdef CL_SHIFTSPRITE 927 if (rx < 0 || ry < 0 || prx < 0 || pry < 0) { 928 writeshifted(sprite, rx < 0 ? -rx : 0, ry < 0 ? -ry : 0); 929 } 930 #endif 931 932 /* do movement, save position */ 933 cl_writesprpos(ba, rx < 0 ? 0 : rx, ry < 0 ? 0 : ry); 934 cl_cursprite.pos.x = data->x; 935 cl_cursprite.pos.y = data->y; 936 937 return (0); 938 } 939 940 int 941 cl_getspriteinfo(struct grf_softc *gp, struct grf_spriteinfo *data) 942 { 943 copyout(&cl_cursprite, data, sizeof(struct grf_spriteinfo)); 944 copyout(cl_cursprite.image, data->image, 64 * 8); 945 copyout(cl_cursprite.mask, data->mask, 64 * 8); 946 return (0); 947 } 948 949 static int 950 cl_setspriteinfo(struct grf_softc *gp, struct grf_spriteinfo *data) 951 { 952 volatile unsigned char *ba = gp->g_regkva, *fb = gp->g_fbkva; 953 volatile char *sprite = fb + (cl_fbsize - 1024); 954 955 if (data->set & GRFSPRSET_SHAPE) { 956 957 unsigned short dsx, dsy, i; 958 unsigned long *di, *dm, *si, *sm; 959 unsigned long ssi[128], ssm[128]; 960 struct grf_position gpos; 961 962 963 /* check for a too large sprite (no clipping!) */ 964 dsy = data->size.y; 965 dsx = data->size.x; 966 if (dsy > 64 || dsx > 64) 967 return(EINVAL); 968 969 /* prepare destination */ 970 di = (unsigned long *)cl_cursprite.image; 971 dm = (unsigned long *)cl_cursprite.mask; 972 cl_memset((unsigned char *)di, 0, 8*64); 973 cl_memset((unsigned char *)dm, 0, 8*64); 974 975 /* two alternatives: 64 across, then it's 976 * the same format we use, just copy. Otherwise, 977 * copy into tmp buf and recopy skipping the 978 * unused 32 bits. 979 */ 980 if ((dsx - 1) / 32) { 981 copyin(data->image, di, 8 * dsy); 982 copyin(data->mask, dm, 8 * dsy); 983 } else { 984 si = ssi; sm = ssm; 985 copyin(data->image, si, 4 * dsy); 986 copyin(data->mask, sm, 4 * dsy); 987 for (i = 0; i < dsy; i++) { 988 *di = *si++; 989 *dm = *sm++; 990 di += 2; 991 dm += 2; 992 } 993 } 994 995 /* set size */ 996 cl_cursprite.size.x = data->size.x; 997 cl_cursprite.size.y = data->size.y; 998 999 /* forcably load into board */ 1000 gpos.x = cl_cursprite.pos.x; 1001 gpos.y = cl_cursprite.pos.y; 1002 cl_cursprite.pos.x = -1; 1003 cl_cursprite.pos.y = -1; 1004 writeshifted(sprite, 0, 0); 1005 cl_setmousepos(gp, &gpos); 1006 1007 } 1008 if (data->set & GRFSPRSET_HOT) { 1009 1010 cl_cursprite.hot = data->hot; 1011 1012 } 1013 if (data->set & GRFSPRSET_CMAP) { 1014 1015 u_char red[2], green[2], blue[2]; 1016 1017 copyin(data->cmap.red, red, 2); 1018 copyin(data->cmap.green, green, 2); 1019 copyin(data->cmap.blue, blue, 2); 1020 memcpy(cl_cursprite.cmap.red, red, 2); 1021 memcpy(cl_cursprite.cmap.green, green, 2); 1022 memcpy(cl_cursprite.cmap.blue, blue, 2); 1023 1024 /* enable and load colors 256 & 257 */ 1025 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x06); 1026 1027 /* 256 */ 1028 vgaw(ba, VDAC_ADDRESS_W, 0x00); 1029 if (cltype == PICASSO) { 1030 vgaw(ba, VDAC_DATA, (u_char) (red[0] >> 2)); 1031 vgaw(ba, VDAC_DATA, (u_char) (green[0] >> 2)); 1032 vgaw(ba, VDAC_DATA, (u_char) (blue[0] >> 2)); 1033 } else { 1034 vgaw(ba, VDAC_DATA, (u_char) (blue[0] >> 2)); 1035 vgaw(ba, VDAC_DATA, (u_char) (green[0] >> 2)); 1036 vgaw(ba, VDAC_DATA, (u_char) (red[0] >> 2)); 1037 } 1038 1039 /* 257 */ 1040 vgaw(ba, VDAC_ADDRESS_W, 0x0f); 1041 if (cltype == PICASSO) { 1042 vgaw(ba, VDAC_DATA, (u_char) (red[1] >> 2)); 1043 vgaw(ba, VDAC_DATA, (u_char) (green[1] >> 2)); 1044 vgaw(ba, VDAC_DATA, (u_char) (blue[1] >> 2)); 1045 } else { 1046 vgaw(ba, VDAC_DATA, (u_char) (blue[1] >> 2)); 1047 vgaw(ba, VDAC_DATA, (u_char) (green[1] >> 2)); 1048 vgaw(ba, VDAC_DATA, (u_char) (red[1] >> 2)); 1049 } 1050 1051 /* turn on/off sprite */ 1052 if (cl_cursprite.enable) { 1053 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x05); 1054 } else { 1055 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x04); 1056 } 1057 1058 } 1059 if (data->set & GRFSPRSET_ENABLE) { 1060 1061 if (data->enable == 1) { 1062 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x05); 1063 cl_cursprite.enable = 1; 1064 } else { 1065 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x04); 1066 cl_cursprite.enable = 0; 1067 } 1068 1069 } 1070 if (data->set & GRFSPRSET_POS) { 1071 1072 /* force placement */ 1073 cl_cursprite.pos.x = -1; 1074 cl_cursprite.pos.y = -1; 1075 1076 /* do it */ 1077 cl_setmousepos(gp, &data->pos); 1078 1079 } 1080 return (0); 1081 } 1082 1083 static int 1084 cl_getspritemax(struct grf_softc *gp, struct grf_position *data) 1085 { 1086 if (gp->g_display.gd_planes == 24) 1087 return (EINVAL); 1088 data->x = 64; 1089 data->y = 64; 1090 return (0); 1091 } 1092 1093 int 1094 cl_setmonitor(struct grf_softc *gp, struct grfvideo_mode *gv) 1095 { 1096 struct grfvideo_mode *md; 1097 1098 if (!cl_mondefok(gv)) 1099 return(EINVAL); 1100 1101 #ifdef CL5426CONSOLE 1102 /* handle interactive setting of console mode */ 1103 if (gv->mode_num == 255) { 1104 memcpy(&clconsole_mode.gv, gv, sizeof(struct grfvideo_mode)); 1105 clconsole_mode.gv.hblank_start /= 8; 1106 clconsole_mode.gv.hsync_start /= 8; 1107 clconsole_mode.gv.hsync_stop /= 8; 1108 clconsole_mode.gv.htotal /= 8; 1109 clconsole_mode.rows = gv->disp_height / clconsole_mode.fy; 1110 clconsole_mode.cols = gv->disp_width / clconsole_mode.fx; 1111 if (!(gp->g_flags & GF_GRFON)) 1112 cl_load_mon(gp, &clconsole_mode); 1113 #if NITE > 0 1114 ite_reinit(gp->g_itedev); 1115 #endif 1116 return (0); 1117 } 1118 #endif 1119 1120 md = monitor_def + (gv->mode_num - 1); 1121 memcpy(md, gv, sizeof(struct grfvideo_mode)); 1122 1123 /* adjust pixel oriented values to internal rep. */ 1124 1125 md->hblank_start /= 8; 1126 md->hsync_start /= 8; 1127 md->hsync_stop /= 8; 1128 md->htotal /= 8; 1129 1130 return (0); 1131 } 1132 1133 int 1134 cl_getcmap(struct grf_softc *gfp, struct grf_colormap *cmap) 1135 { 1136 volatile unsigned char *ba; 1137 u_char red[256], green[256], blue[256], *rp, *gp, *bp; 1138 short x; 1139 int error; 1140 1141 if (cmap->count == 0 || cmap->index >= 256) 1142 return 0; 1143 1144 if (cmap->count > 256 - cmap->index) 1145 cmap->count = 256 - cmap->index; 1146 1147 ba = gfp->g_regkva; 1148 /* first read colors out of the chip, then copyout to userspace */ 1149 vgaw(ba, VDAC_ADDRESS_R, cmap->index); 1150 x = cmap->count - 1; 1151 1152 /* 1153 * Some sort 'o Magic. Spectrum has some changes on the board to speed 1154 * up 15 and 16Bit modes. They can access these modes with easy-to-programm 1155 * rgbrgbrgb instead of rrrgggbbb. Side effect: when in 8Bit mode, rgb 1156 * is swapped to bgr. I wonder if we need to check for 8Bit though, ill 1157 */ 1158 1159 /* 1160 * The source for the above comment is somewhat unknow to me. 1161 * The Spectrum, Piccolo and PiccoloSD64 have the analog Red and Blue 1162 * lines swapped. In 24BPP this provides RGB instead of BGR as it would 1163 * be native to the chipset. This requires special programming for the 1164 * CLUT in 8BPP to compensate and avoid false colors. 1165 * I didn't find any special stuff for 15 and 16BPP though, crest. 1166 */ 1167 1168 switch (cltype) { 1169 case SPECTRUM: 1170 case PICCOLO: 1171 rp = blue + cmap->index; 1172 gp = green + cmap->index; 1173 bp = red + cmap->index; 1174 break; 1175 case PICASSO: 1176 rp = red + cmap->index; 1177 gp = green + cmap->index; 1178 bp = blue + cmap->index; 1179 break; 1180 default: 1181 rp = gp = bp = 0; 1182 break; 1183 } 1184 1185 do { 1186 *rp++ = vgar(ba, VDAC_DATA) << 2; 1187 *gp++ = vgar(ba, VDAC_DATA) << 2; 1188 *bp++ = vgar(ba, VDAC_DATA) << 2; 1189 } while (x-- > 0); 1190 1191 if (!(error = copyout(red + cmap->index, cmap->red, cmap->count)) 1192 && !(error = copyout(green + cmap->index, cmap->green, cmap->count)) 1193 && !(error = copyout(blue + cmap->index, cmap->blue, cmap->count))) 1194 return (0); 1195 1196 return (error); 1197 } 1198 1199 int 1200 cl_putcmap(struct grf_softc *gfp, struct grf_colormap *cmap) 1201 { 1202 volatile unsigned char *ba; 1203 u_char red[256], green[256], blue[256], *rp, *gp, *bp; 1204 short x; 1205 int error; 1206 1207 if (cmap->count == 0 || cmap->index >= 256) 1208 return (0); 1209 1210 if (cmap->count > 256 - cmap->index) 1211 cmap->count = 256 - cmap->index; 1212 1213 /* first copy the colors into kernelspace */ 1214 if (!(error = copyin(cmap->red, red + cmap->index, cmap->count)) 1215 && !(error = copyin(cmap->green, green + cmap->index, cmap->count)) 1216 && !(error = copyin(cmap->blue, blue + cmap->index, cmap->count))) { 1217 ba = gfp->g_regkva; 1218 vgaw(ba, VDAC_ADDRESS_W, cmap->index); 1219 x = cmap->count - 1; 1220 1221 switch (cltype) { 1222 case SPECTRUM: 1223 case PICCOLO: 1224 rp = blue + cmap->index; 1225 gp = green + cmap->index; 1226 bp = red + cmap->index; 1227 break; 1228 case PICASSO: 1229 rp = red + cmap->index; 1230 gp = green + cmap->index; 1231 bp = blue + cmap->index; 1232 break; 1233 default: 1234 rp = gp = bp = 0; 1235 break; 1236 } 1237 1238 do { 1239 vgaw(ba, VDAC_DATA, *rp++ >> 2); 1240 vgaw(ba, VDAC_DATA, *gp++ >> 2); 1241 vgaw(ba, VDAC_DATA, *bp++ >> 2); 1242 } while (x-- > 0); 1243 return (0); 1244 } else 1245 return (error); 1246 } 1247 1248 1249 int 1250 cl_toggle(struct grf_softc *gp, unsigned short wopp) 1251 /* wopp: don't need that one yet, ill */ 1252 { 1253 volatile void *ba; 1254 1255 ba = gp->g_regkva; 1256 1257 if (cl_pass_toggle) { 1258 RegOffpass(ba); 1259 } else { 1260 RegOnpass(ba); 1261 } 1262 return (0); 1263 } 1264 1265 static void 1266 cl_CompFQ(u_int fq, u_char *num, u_char *denom, u_char *clkdoub) 1267 { 1268 #define OSC 14318180 1269 /* OK, here's what we're doing here: 1270 * 1271 * OSC * NUMERATOR 1272 * VCLK = ------------------- Hz 1273 * DENOMINATOR * (1+P) 1274 * 1275 * so we're given VCLK and we should give out some useful 1276 * values.... 1277 * 1278 * NUMERATOR is 7 bits wide 1279 * DENOMINATOR is 5 bits wide with bit P in the same char as bit 0. 1280 * 1281 * We run through all the possible combinations and 1282 * return the values which deviate the least from the chosen frequency. 1283 * 1284 */ 1285 #define OSC 14318180 1286 #define count(n,d,p) ((OSC * n)/(d * (1+p))) 1287 1288 unsigned char n, d, p, minn, mind, minp = 0; 1289 unsigned long err, minerr; 1290 1291 /* 1292 numer = 0x00 - 0x7f 1293 denom = 0x00 - 0x1f (1) 0x20 - 0x3e (even) 1294 */ 1295 1296 /* find lowest error in 6144 iterations. */ 1297 minerr = fq; 1298 minn = 0; 1299 mind = 0; 1300 p = 0; 1301 1302 if ((cl_64bit == 1) && (fq >= 86000000)) 1303 { 1304 for (d = 1; d < 0x20; d++) { 1305 for (n = 1; n < 0x80; n++) { 1306 err = abs(count(n, d, 0) - fq); 1307 if (err < minerr) { 1308 minerr = err; 1309 minn = n; 1310 mind = d; 1311 minp = 1; 1312 } 1313 } 1314 } 1315 *clkdoub = 1; 1316 } 1317 else { 1318 for (d = 1; d < 0x20; d++) { 1319 for (n = 1; n < 0x80; n++) { 1320 err = abs(count(n, d, p) - fq); 1321 if (err < minerr) { 1322 minerr = err; 1323 minn = n; 1324 mind = d; 1325 minp = p; 1326 } 1327 } 1328 if (d == 0x1f && p == 0) { 1329 p = 1; 1330 d = 0x0f; 1331 } 1332 } 1333 *clkdoub = 0; 1334 } 1335 1336 *num = minn; 1337 *denom = (mind << 1) | minp; 1338 if (minerr > 500000) 1339 printf("Warning: CompFQ minimum error = %ld\n", minerr); 1340 return; 1341 } 1342 1343 int 1344 cl_mondefok(struct grfvideo_mode *gv) 1345 { 1346 unsigned long maxpix; 1347 1348 if (gv->mode_num < 1 || gv->mode_num > monitor_def_max) 1349 if (gv->mode_num != 255 || gv->depth != 4) 1350 return(0); 1351 1352 switch (gv->depth) { 1353 case 4: 1354 if (gv->mode_num != 255) 1355 return(0); 1356 case 1: 1357 case 8: 1358 maxpix = cl_maxpixelclock; 1359 if (cl_64bit == 1) 1360 { 1361 if (cltype == PICASSO) /* Picasso IV */ 1362 maxpix = 135000000; 1363 else /* Piccolo SD64 */ 1364 maxpix = 110000000; 1365 } 1366 break; 1367 case 15: 1368 case 16: 1369 if (cl_64bit == 1) 1370 maxpix = 85000000; 1371 else 1372 maxpix = cl_maxpixelclock - (cl_maxpixelclock / 3); 1373 break; 1374 case 24: 1375 if ((cltype == PICASSO) && (cl_64bit == 1)) 1376 maxpix = 85000000; 1377 else 1378 maxpix = cl_maxpixelclock / 3; 1379 break; 1380 case 32: 1381 if ((cltype == PICCOLO) && (cl_64bit == 1)) 1382 maxpix = 50000000; 1383 else 1384 maxpix = 0; 1385 break; 1386 default: 1387 printf("grfcl: Illegal depth in mode %d\n", 1388 (int) gv->mode_num); 1389 return (0); 1390 } 1391 1392 if (gv->pixel_clock > maxpix) { 1393 printf("grfcl: Pixelclock too high in mode %d\n", 1394 (int) gv->mode_num); 1395 return (0); 1396 } 1397 1398 if (gv->disp_flags & GRF_FLAGS_SYNC_ON_GREEN) { 1399 printf("grfcl: sync-on-green is not supported\n"); 1400 return (0); 1401 } 1402 1403 return (1); 1404 } 1405 1406 int 1407 cl_load_mon(struct grf_softc *gp, struct grfcltext_mode *md) 1408 { 1409 struct grfvideo_mode *gv; 1410 struct grfinfo *gi; 1411 volatile void *ba, *fb; 1412 unsigned char num0, denom0, clkdoub; 1413 unsigned short HT, HDE, HBS, HBE, HSS, HSE, VDE, VBS, VBE, VSS, 1414 VSE, VT; 1415 int clkmul, clkmode; 1416 int vmul; 1417 int sr15; 1418 unsigned char hvsync_pulse; 1419 char TEXT; 1420 1421 /* identity */ 1422 gv = &md->gv; 1423 TEXT = (gv->depth == 4); 1424 1425 if (!cl_mondefok(gv)) { 1426 printf("grfcl: Monitor definition not ok\n"); 1427 return (0); 1428 } 1429 1430 ba = gp->g_regkva; 1431 fb = gp->g_fbkva; 1432 1433 /* provide all needed information in grf device-independent locations */ 1434 gp->g_data = (void *) gv; 1435 gi = &gp->g_display; 1436 gi->gd_regaddr = (void *) kvtop(__UNVOLATILE(ba)); 1437 gi->gd_regsize = 64 * 1024; 1438 gi->gd_fbaddr = (void *) kvtop(__UNVOLATILE(fb)); 1439 gi->gd_fbsize = cl_fbsize; 1440 gi->gd_colors = 1 << gv->depth; 1441 gi->gd_planes = gv->depth; 1442 gi->gd_fbwidth = gv->disp_width; 1443 gi->gd_fbheight = gv->disp_height; 1444 gi->gd_fbx = 0; 1445 gi->gd_fby = 0; 1446 if (TEXT) { 1447 gi->gd_dwidth = md->fx * md->cols; 1448 gi->gd_dheight = md->fy * md->rows; 1449 } else { 1450 gi->gd_dwidth = gv->disp_width; 1451 gi->gd_dheight = gv->disp_height; 1452 } 1453 gi->gd_dx = 0; 1454 gi->gd_dy = 0; 1455 1456 /* get display mode parameters */ 1457 1458 HBS = gv->hblank_start; 1459 HSS = gv->hsync_start; 1460 HSE = gv->hsync_stop; 1461 HBE = gv->htotal - 1; 1462 HT = gv->htotal; 1463 VBS = gv->vblank_start; 1464 VSS = gv->vsync_start; 1465 VSE = gv->vsync_stop; 1466 VBE = gv->vtotal - 1; 1467 VT = gv->vtotal; 1468 1469 if (TEXT) 1470 HDE = ((gv->disp_width + md->fx - 1) / md->fx) - 1; 1471 else 1472 HDE = (gv->disp_width + 3) / 8 - 1; /* HBS; */ 1473 VDE = gv->disp_height - 1; 1474 1475 /* adjustments */ 1476 switch (gv->depth) { 1477 case 8: 1478 clkmul = 1; 1479 clkmode = 0x0; 1480 break; 1481 case 15: 1482 case 16: 1483 clkmul = 1; 1484 clkmode = 0x6; 1485 break; 1486 case 24: 1487 if ((cltype == PICASSO) && (cl_64bit == 1)) /* Picasso IV */ 1488 clkmul = 1; 1489 else 1490 clkmul = 3; 1491 clkmode = 0x4; 1492 break; 1493 case 32: 1494 clkmul = 1; 1495 clkmode = 0x8; 1496 break; 1497 default: 1498 clkmul = 1; 1499 clkmode = 0x0; 1500 break; 1501 } 1502 1503 if ((VT > 1023) && (!(gv->disp_flags & GRF_FLAGS_LACE))) { 1504 WCrt(ba, CRT_ID_MODE_CONTROL, 0xe7); 1505 } else 1506 WCrt(ba, CRT_ID_MODE_CONTROL, 0xe3); 1507 1508 vmul = 2; 1509 if ((VT > 1023) || (gv->disp_flags & GRF_FLAGS_LACE)) 1510 vmul = 1; 1511 if (gv->disp_flags & GRF_FLAGS_DBLSCAN) 1512 vmul = 4; 1513 1514 VDE = VDE * vmul / 2; 1515 VBS = VBS * vmul / 2; 1516 VSS = VSS * vmul / 2; 1517 VSE = VSE * vmul / 2; 1518 VBE = VBE * vmul / 2; 1519 VT = VT * vmul / 2; 1520 1521 WSeq(ba, SEQ_ID_MEMORY_MODE, (TEXT || (gv->depth == 1)) ? 0x06 : 0x0e); 1522 if (cl_64bit == 1) { 1523 if (TEXT || (gv->depth == 1)) 1524 sr15 = 0xd0; 1525 else 1526 sr15 = ((cl_fbsize / 0x100000 == 2) ? 0x38 : 0xb8); 1527 WSeq(ba, SEQ_ID_CONF_RBACK, 0x00); 1528 } else { 1529 sr15 = (TEXT || (gv->depth == 1)) ? 0xd0 : 0xb0; 1530 sr15 &= ((cl_fbsize / 0x100000) == 2) ? 0xff : 0x7f; 1531 } 1532 WSeq(ba, SEQ_ID_DRAM_CNTL, sr15); 1533 WGfx(ba, GCT_ID_READ_MAP_SELECT, 0x00); 1534 WSeq(ba, SEQ_ID_MAP_MASK, (gv->depth == 1) ? 0x01 : 0xff); 1535 WSeq(ba, SEQ_ID_CHAR_MAP_SELECT, 0x00); 1536 1537 /* Set clock */ 1538 1539 cl_CompFQ(gv->pixel_clock * clkmul, &num0, &denom0, &clkdoub); 1540 1541 /* Horizontal/Vertical Sync Pulse */ 1542 hvsync_pulse = vgar(ba, GREG_MISC_OUTPUT_R); 1543 if (gv->disp_flags & GRF_FLAGS_PHSYNC) 1544 hvsync_pulse &= ~0x40; 1545 else 1546 hvsync_pulse |= 0x40; 1547 if (gv->disp_flags & GRF_FLAGS_PVSYNC) 1548 hvsync_pulse &= ~0x80; 1549 else 1550 hvsync_pulse |= 0x80; 1551 vgaw(ba, GREG_MISC_OUTPUT_W, hvsync_pulse); 1552 1553 if (clkdoub) { 1554 HDE /= 2; 1555 HBS /= 2; 1556 HSS /= 2; 1557 HSE /= 2; 1558 HBE /= 2; 1559 HT /= 2; 1560 clkmode = 0x6; 1561 } 1562 1563 WSeq(ba, SEQ_ID_VCLK_3_NUM, num0); 1564 WSeq(ba, SEQ_ID_VCLK_3_DENOM, denom0); 1565 1566 /* load display parameters into board */ 1567 1568 WCrt(ba, CRT_ID_HOR_TOTAL, HT); 1569 WCrt(ba, CRT_ID_HOR_DISP_ENA_END, ((HDE >= HBS) ? HBS - 1 : HDE)); 1570 WCrt(ba, CRT_ID_START_HOR_BLANK, HBS); 1571 WCrt(ba, CRT_ID_END_HOR_BLANK, (HBE & 0x1f) | 0x80); /* | 0x80? */ 1572 WCrt(ba, CRT_ID_START_HOR_RETR, HSS); 1573 WCrt(ba, CRT_ID_END_HOR_RETR, 1574 (HSE & 0x1f) | 1575 ((HBE & 0x20) ? 0x80 : 0x00)); 1576 WCrt(ba, CRT_ID_VER_TOTAL, VT); 1577 WCrt(ba, CRT_ID_OVERFLOW, 1578 0x10 | 1579 ((VT & 0x100) ? 0x01 : 0x00) | 1580 ((VDE & 0x100) ? 0x02 : 0x00) | 1581 ((VSS & 0x100) ? 0x04 : 0x00) | 1582 ((VBS & 0x100) ? 0x08 : 0x00) | 1583 ((VT & 0x200) ? 0x20 : 0x00) | 1584 ((VDE & 0x200) ? 0x40 : 0x00) | 1585 ((VSS & 0x200) ? 0x80 : 0x00)); 1586 1587 WCrt(ba, CRT_ID_CHAR_HEIGHT, 1588 0x40 | /* TEXT ? 0x00 ??? */ 1589 ((gv->disp_flags & GRF_FLAGS_DBLSCAN) ? 0x80 : 0x00) | 1590 ((VBS & 0x200) ? 0x20 : 0x00) | 1591 (TEXT ? ((md->fy - 1) & 0x1f) : 0x00)); 1592 1593 /* text cursor */ 1594 1595 if (TEXT) { 1596 #if CL_ULCURSOR 1597 WCrt(ba, CRT_ID_CURSOR_START, (md->fy & 0x1f) - 2); 1598 WCrt(ba, CRT_ID_CURSOR_END, (md->fy & 0x1f) - 1); 1599 #else 1600 WCrt(ba, CRT_ID_CURSOR_START, 0x00); 1601 WCrt(ba, CRT_ID_CURSOR_END, md->fy & 0x1f); 1602 #endif 1603 WCrt(ba, CRT_ID_UNDERLINE_LOC, (md->fy - 1) & 0x1f); 1604 1605 WCrt(ba, CRT_ID_CURSOR_LOC_HIGH, 0x00); 1606 WCrt(ba, CRT_ID_CURSOR_LOC_LOW, 0x00); 1607 } 1608 WCrt(ba, CRT_ID_START_ADDR_HIGH, 0x00); 1609 WCrt(ba, CRT_ID_START_ADDR_LOW, 0x00); 1610 1611 WCrt(ba, CRT_ID_START_VER_RETR, VSS); 1612 WCrt(ba, CRT_ID_END_VER_RETR, (VSE & 0x0f) | 0x20); 1613 WCrt(ba, CRT_ID_VER_DISP_ENA_END, VDE); 1614 WCrt(ba, CRT_ID_START_VER_BLANK, VBS); 1615 WCrt(ba, CRT_ID_END_VER_BLANK, VBE); 1616 1617 WCrt(ba, CRT_ID_LINE_COMPARE, 0xff); 1618 WCrt(ba, CRT_ID_LACE_END, HT / 2); /* MW/16 */ 1619 WCrt(ba, CRT_ID_LACE_CNTL, 1620 ((gv->disp_flags & GRF_FLAGS_LACE) ? 0x01 : 0x00) | 1621 ((HBE & 0x40) ? 0x10 : 0x00) | 1622 ((HBE & 0x80) ? 0x20 : 0x00) | 1623 ((VBE & 0x100) ? 0x40 : 0x00) | 1624 ((VBE & 0x200) ? 0x80 : 0x00)); 1625 1626 WGfx(ba, GCT_ID_GRAPHICS_MODE, 1627 ((TEXT || (gv->depth == 1)) ? 0x00 : 0x40)); 1628 WGfx(ba, GCT_ID_MISC, (TEXT ? 0x04 : 0x01)); 1629 1630 WSeq(ba, SEQ_ID_EXT_SEQ_MODE, 1631 ((TEXT || (gv->depth == 1)) ? 0x00 : 0x01) | 1632 ((cltype == PICASSO) ? 0x20 : 0x80) | clkmode); 1633 1634 /* write 0x00 to VDAC_MASK before accessing HDR this helps 1635 sometimes, out of "secret" application note (crest) */ 1636 vgaw(ba, VDAC_MASK, 0); 1637 /* reset HDR "magic" access counter (crest) */ 1638 vgar(ba, VDAC_ADDRESS); 1639 1640 delay(200000); 1641 vgar(ba, VDAC_MASK); 1642 delay(200000); 1643 vgar(ba, VDAC_MASK); 1644 delay(200000); 1645 vgar(ba, VDAC_MASK); 1646 delay(200000); 1647 vgar(ba, VDAC_MASK); 1648 delay(200000); 1649 switch (gv->depth) { 1650 case 1: 1651 case 4: /* text */ 1652 vgaw(ba, VDAC_MASK, 0); 1653 HDE = gv->disp_width / 16; 1654 break; 1655 case 8: 1656 if (clkdoub) 1657 vgaw(ba, VDAC_MASK, 0x4a); /* Clockdouble Magic */ 1658 else 1659 vgaw(ba, VDAC_MASK, 0); 1660 HDE = gv->disp_width / 8; 1661 break; 1662 case 15: 1663 vgaw(ba, VDAC_MASK, 0xd0); 1664 HDE = gv->disp_width / 4; 1665 break; 1666 case 16: 1667 vgaw(ba, VDAC_MASK, 0xc1); 1668 HDE = gv->disp_width / 4; 1669 break; 1670 case 24: 1671 vgaw(ba, VDAC_MASK, 0xc5); 1672 HDE = (gv->disp_width / 8) * 3; 1673 break; 1674 case 32: 1675 vgaw(ba, VDAC_MASK, 0xc5); 1676 HDE = (gv->disp_width / 4); 1677 break; 1678 } 1679 1680 /* reset HDR "magic" access counter (crest) */ 1681 vgar(ba, VDAC_ADDRESS); 1682 /* then enable all bit in VDAC_MASK afterwards (crest) */ 1683 vgaw(ba, VDAC_MASK, 0xff); 1684 1685 WCrt(ba, CRT_ID_OFFSET, HDE); 1686 if (cl_64bit == 1) { 1687 WCrt(ba, CRT_ID_SYNC_ADJ_GENLOCK, 0x00); 1688 WCrt(ba, CRT_ID_OVERLAY_EXT_CTRL_REG, 0x40); 1689 } 1690 WCrt(ba, CRT_ID_EXT_DISP_CNTL, 1691 ((TEXT && gv->pixel_clock > 29000000) ? 0x40 : 0x00) | 1692 0x22 | 1693 ((HDE > 0xff) ? 0x10 : 0x00)); 1694 1695 WAttr(ba, ACT_ID_ATTR_MODE_CNTL, (TEXT ? 0x0a : 0x01)); 1696 WAttr(ba, 0x20 | ACT_ID_COLOR_PLANE_ENA, 1697 (gv->depth == 1) ? 0x01 : 0x0f); 1698 1699 /* text initialization */ 1700 1701 if (TEXT) { 1702 cl_inittextmode(gp); 1703 } 1704 WSeq(ba, SEQ_ID_CURSOR_ATTR, 0x14); 1705 WSeq(ba, SEQ_ID_CLOCKING_MODE, 0x01); 1706 cl_blanked = 0; 1707 1708 /* Pass-through */ 1709 1710 RegOffpass(ba); 1711 1712 return (1); 1713 } 1714 1715 void 1716 cl_inittextmode(struct grf_softc *gp) 1717 { 1718 struct grfcltext_mode *tm = (struct grfcltext_mode *) gp->g_data; 1719 volatile unsigned char *ba = gp->g_regkva; 1720 unsigned char *fb = __UNVOLATILE(gp->g_fbkva); 1721 unsigned char *c, *f, y; 1722 unsigned short z; 1723 1724 1725 /* load text font into beginning of display memory. Each character 1726 * cell is 32 bytes long (enough for 4 planes) */ 1727 1728 SetTextPlane(ba, 0x02); 1729 cl_memset(fb, 0, 256 * 32); 1730 c = (unsigned char *) (fb) + (32 * tm->fdstart); 1731 f = tm->fdata; 1732 for (z = tm->fdstart; z <= tm->fdend; z++, c += (32 - tm->fy)) 1733 for (y = 0; y < tm->fy; y++) 1734 *c++ = *f++; 1735 1736 /* clear out text/attr planes (three screens worth) */ 1737 1738 SetTextPlane(ba, 0x01); 1739 cl_memset(fb, 0x07, tm->cols * tm->rows * 3); 1740 SetTextPlane(ba, 0x00); 1741 cl_memset(fb, 0x20, tm->cols * tm->rows * 3); 1742 1743 /* print out a little init msg */ 1744 1745 c = (unsigned char *) (fb) + (tm->cols - 16); 1746 strcpy(c, "CIRRUS"); 1747 c[6] = 0x20; 1748 1749 /* set colors (B&W) */ 1750 1751 vgaw(ba, VDAC_ADDRESS_W, 0); 1752 for (z = 0; z < 256; z++) { 1753 unsigned char r, g, b; 1754 1755 y = (z & 1) ? ((z > 7) ? 2 : 1) : 0; 1756 1757 if (cltype == PICASSO) { 1758 r = clconscolors[y][0]; 1759 g = clconscolors[y][1]; 1760 b = clconscolors[y][2]; 1761 } else { 1762 b = clconscolors[y][0]; 1763 g = clconscolors[y][1]; 1764 r = clconscolors[y][2]; 1765 } 1766 vgaw(ba, VDAC_DATA, r >> 2); 1767 vgaw(ba, VDAC_DATA, g >> 2); 1768 vgaw(ba, VDAC_DATA, b >> 2); 1769 } 1770 } 1771 1772 void 1773 cl_memset(unsigned char *d, unsigned char c, int l) 1774 { 1775 for (; l > 0; l--) 1776 *d++ = c; 1777 } 1778 1779 /* 1780 * Special wakeup/passthrough registers on graphics boards 1781 * 1782 * The methods have diverged a bit for each board, so 1783 * WPass(P) has been converted into a set of specific 1784 * inline functions. 1785 */ 1786 static void 1787 RegWakeup(volatile void *ba) 1788 { 1789 1790 switch (cltype) { 1791 case SPECTRUM: 1792 vgaw(ba, PASS_ADDRESS_W, 0x1f); 1793 break; 1794 case PICASSO: 1795 /* Picasso needs no wakeup */ 1796 break; 1797 case PICCOLO: 1798 if (cl_64bit == 1) 1799 vgaw(ba, PASS_ADDRESS_W, 0x1f); 1800 else 1801 vgaw(ba, PASS_ADDRESS_W, vgar(ba, PASS_ADDRESS) | 0x10); 1802 break; 1803 } 1804 delay(200000); 1805 } 1806 1807 static void 1808 RegOnpass(volatile void *ba) 1809 { 1810 1811 switch (cltype) { 1812 case SPECTRUM: 1813 vgaw(ba, PASS_ADDRESS_W, 0x4f); 1814 break; 1815 case PICASSO: 1816 if (cl_64bit == 0) 1817 vgaw(ba, PASS_ADDRESS_WP, 0x01); 1818 break; 1819 case PICCOLO: 1820 if (cl_64bit == 1) 1821 vgaw(ba, PASS_ADDRESS_W, 0x4f); 1822 else 1823 vgaw(ba, PASS_ADDRESS_W, vgar(ba, PASS_ADDRESS) & 0xdf); 1824 break; 1825 } 1826 cl_pass_toggle = 1; 1827 delay(200000); 1828 } 1829 1830 static void 1831 RegOffpass(volatile void *ba) 1832 { 1833 1834 switch (cltype) { 1835 case SPECTRUM: 1836 vgaw(ba, PASS_ADDRESS_W, 0x6f); 1837 break; 1838 case PICASSO: 1839 if (cl_64bit == 0) 1840 vgaw(ba, PASS_ADDRESS_W, 0xff); 1841 break; 1842 case PICCOLO: 1843 if (cl_64bit == 1) 1844 vgaw(ba, PASS_ADDRESS_W, 0x6f); 1845 else 1846 vgaw(ba, PASS_ADDRESS_W, vgar(ba, PASS_ADDRESS) | 0x20); 1847 break; 1848 } 1849 cl_pass_toggle = 0; 1850 delay(200000); 1851 } 1852 1853 #if NWSDISPLAY > 0 1854 static void 1855 cl_wscursor(void *c, int on, int row, int col) 1856 { 1857 struct rasops_info *ri; 1858 struct vcons_screen *scr; 1859 struct grf_softc *gp; 1860 volatile void *ba; 1861 int offs; 1862 1863 ri = c; 1864 scr = ri->ri_hw; 1865 gp = scr->scr_cookie; 1866 ba = gp->g_regkva; 1867 1868 if ((ri->ri_flg & RI_CURSOR) && !on) { 1869 /* cursor was visible, but we want to remove it */ 1870 /*WCrt(ba, CRT_ID_CURSOR_START, | 0x20);*/ 1871 ri->ri_flg &= ~RI_CURSOR; 1872 } 1873 1874 ri->ri_crow = row; 1875 ri->ri_ccol = col; 1876 1877 if (on) { 1878 /* move cursor to new location */ 1879 if (!(ri->ri_flg & RI_CURSOR)) { 1880 /*WCrt(ba, CRT_ID_CURSOR_START, | 0x20);*/ 1881 ri->ri_flg |= RI_CURSOR; 1882 } 1883 offs = gp->g_rowoffset[row] + col; 1884 WCrt(ba, CRT_ID_CURSOR_LOC_LOW, offs & 0xff); 1885 WCrt(ba, CRT_ID_CURSOR_LOC_HIGH, offs >> 8); 1886 } 1887 } 1888 1889 static void 1890 cl_wsputchar(void *c, int row, int col, u_int ch, long attr) 1891 { 1892 struct rasops_info *ri; 1893 struct vcons_screen *scr; 1894 struct grf_softc *gp; 1895 volatile unsigned char *ba, *cp; 1896 1897 ri = c; 1898 scr = ri->ri_hw; 1899 gp = scr->scr_cookie; 1900 ba = gp->g_regkva; 1901 cp = gp->g_fbkva; 1902 1903 cp += gp->g_rowoffset[row] + col; 1904 SetTextPlane(ba, 0x00); 1905 *cp = ch; 1906 SetTextPlane(ba, 0x01); 1907 *cp = attr; 1908 } 1909 1910 static void 1911 cl_wscopycols(void *c, int row, int srccol, int dstcol, int ncols) 1912 { 1913 volatile unsigned char *ba, *dst, *src; 1914 struct rasops_info *ri; 1915 struct vcons_screen *scr; 1916 struct grf_softc *gp; 1917 int i; 1918 1919 KASSERT(ncols > 0); 1920 ri = c; 1921 scr = ri->ri_hw; 1922 gp = scr->scr_cookie; 1923 ba = gp->g_regkva; 1924 src = gp->g_fbkva; 1925 1926 src += gp->g_rowoffset[row]; 1927 dst = src; 1928 src += srccol; 1929 dst += dstcol; 1930 if (srccol < dstcol) { 1931 /* need to copy backwards */ 1932 src += ncols; 1933 dst += ncols; 1934 SetTextPlane(ba, 0x00); 1935 for (i = 0; i < ncols; i++) 1936 *(--dst) = *(--src); 1937 src += ncols; 1938 dst += ncols; 1939 SetTextPlane(ba, 0x01); 1940 for (i = 0; i < ncols; i++) 1941 *(--dst) = *(--src); 1942 } else { 1943 SetTextPlane(ba, 0x00); 1944 for (i = 0; i < ncols; i++) 1945 *dst++ = *src++; 1946 src -= ncols; 1947 dst -= ncols; 1948 SetTextPlane(ba, 0x01); 1949 for (i = 0; i < ncols; i++) 1950 *dst++ = *src++; 1951 } 1952 } 1953 1954 static void 1955 cl_wserasecols(void *c, int row, int startcol, int ncols, long fillattr) 1956 { 1957 volatile unsigned char *ba, *cp; 1958 struct rasops_info *ri; 1959 struct vcons_screen *scr; 1960 struct grf_softc *gp; 1961 int i; 1962 1963 ri = c; 1964 scr = ri->ri_hw; 1965 gp = scr->scr_cookie; 1966 ba = gp->g_regkva; 1967 cp = gp->g_fbkva; 1968 1969 cp += gp->g_rowoffset[row] + startcol; 1970 SetTextPlane(ba, 0x00); 1971 for (i = 0; i < ncols; i++) 1972 *cp++ = 0x20; 1973 cp -= ncols; 1974 SetTextPlane(ba, 0x01); 1975 for (i = 0; i < ncols; i++) 1976 *cp++ = 0x07; 1977 } 1978 1979 static void 1980 cl_wscopyrows(void *c, int srcrow, int dstrow, int nrows) 1981 { 1982 volatile unsigned char *ba, *dst, *src; 1983 struct rasops_info *ri; 1984 struct vcons_screen *scr; 1985 struct grf_softc *gp; 1986 int i, n; 1987 1988 KASSERT(nrows > 0); 1989 ri = c; 1990 scr = ri->ri_hw; 1991 gp = scr->scr_cookie; 1992 ba = gp->g_regkva; 1993 src = dst = gp->g_fbkva; 1994 n = ri->ri_cols * nrows; 1995 1996 if (srcrow < dstrow) { 1997 /* need to copy backwards */ 1998 src += gp->g_rowoffset[srcrow + nrows]; 1999 dst += gp->g_rowoffset[dstrow + nrows]; 2000 SetTextPlane(ba, 0x00); 2001 for (i = 0; i < n; i++) 2002 *(--dst) = *(--src); 2003 src += n; 2004 dst += n; 2005 SetTextPlane(ba, 0x01); 2006 for (i = 0; i < n; i++) 2007 *(--dst) = *(--src); 2008 } else { 2009 src += gp->g_rowoffset[srcrow]; 2010 dst += gp->g_rowoffset[dstrow]; 2011 SetTextPlane(ba, 0x00); 2012 for (i = 0; i < n; i++) 2013 *dst++ = *src++; 2014 src -= n; 2015 dst -= n; 2016 SetTextPlane(ba, 0x01); 2017 for (i = 0; i < n; i++) 2018 *dst++ = *src++; 2019 } 2020 } 2021 2022 static void 2023 cl_wseraserows(void *c, int row, int nrows, long fillattr) 2024 { 2025 volatile unsigned char *ba, *cp; 2026 struct rasops_info *ri; 2027 struct vcons_screen *scr; 2028 struct grf_softc *gp; 2029 int i, n; 2030 2031 ri = c; 2032 scr = ri->ri_hw; 2033 gp = scr->scr_cookie; 2034 ba = gp->g_regkva; 2035 cp = gp->g_fbkva; 2036 2037 cp += gp->g_rowoffset[row]; 2038 n = ri->ri_cols * nrows; 2039 SetTextPlane(ba, 0x00); 2040 for (i = 0; i < n; i++) 2041 *cp++ = 0x20; 2042 cp -= n; 2043 SetTextPlane(ba, 0x01); 2044 for (i = 0; i < n; i++) 2045 *cp++ = 0x07; 2046 } 2047 2048 static int 2049 cl_wsallocattr(void *c, int fg, int bg, int flg, long *attr) 2050 { 2051 2052 /* XXX color support? */ 2053 *attr = (flg & WSATTR_REVERSE) ? 0x70 : 0x07; 2054 if (flg & WSATTR_UNDERLINE) *attr = 0x01; 2055 if (flg & WSATTR_HILIT) *attr |= 0x08; 2056 if (flg & WSATTR_BLINK) *attr |= 0x80; 2057 return 0; 2058 } 2059 2060 /* our font does not support unicode extensions */ 2061 static int 2062 cl_wsmapchar(void *c, int ch, unsigned int *cp) 2063 { 2064 2065 if (ch > 0 && ch < 256) { 2066 *cp = ch; 2067 return 5; 2068 } 2069 *cp = ' '; 2070 return 0; 2071 } 2072 2073 static int 2074 cl_wsioctl(void *v, void *vs, u_long cmd, void *data, int flag, struct lwp *l) 2075 { 2076 struct vcons_data *vd; 2077 struct grf_softc *gp; 2078 2079 vd = v; 2080 gp = vd->cookie; 2081 2082 switch (cmd) { 2083 case WSDISPLAYIO_GETCMAP: 2084 /* Note: wsdisplay_cmap and grf_colormap have same format */ 2085 if (gp->g_display.gd_planes == 8) 2086 return cl_getcmap(gp, (struct grf_colormap *)data); 2087 return EINVAL; 2088 2089 case WSDISPLAYIO_PUTCMAP: 2090 /* Note: wsdisplay_cmap and grf_colormap have same format */ 2091 if (gp->g_display.gd_planes == 8) 2092 return cl_putcmap(gp, (struct grf_colormap *)data); 2093 return EINVAL; 2094 2095 case WSDISPLAYIO_GVIDEO: 2096 if (cl_isblank(gp)) 2097 *(u_int *)data = WSDISPLAYIO_VIDEO_OFF; 2098 else 2099 *(u_int *)data = WSDISPLAYIO_VIDEO_ON; 2100 return 0; 2101 2102 case WSDISPLAYIO_SVIDEO: 2103 return cl_blank(gp, *(u_int *)data == WSDISPLAYIO_VIDEO_ON); 2104 2105 case WSDISPLAYIO_SMODE: 2106 if ((*(int *)data) != gp->g_wsmode) { 2107 if (*(int *)data == WSDISPLAYIO_MODE_EMUL) { 2108 /* load console text mode, redraw screen */ 2109 (void)cl_load_mon(gp, &clconsole_mode); 2110 if (vd->active != NULL) 2111 vcons_redraw_screen(vd->active); 2112 } else { 2113 /* switch to current graphics mode */ 2114 if (!cl_load_mon(gp, 2115 (struct grfcltext_mode *)monitor_current)) 2116 return EINVAL; 2117 } 2118 gp->g_wsmode = *(int *)data; 2119 } 2120 return 0; 2121 2122 case WSDISPLAYIO_GET_FBINFO: 2123 return cl_get_fbinfo(gp, data); 2124 } 2125 2126 /* handle this command hw-independant in grf(4) */ 2127 return grf_wsioctl(v, vs, cmd, data, flag, l); 2128 } 2129 2130 /* 2131 * Fill the wsdisplayio_fbinfo structure with information from the current 2132 * graphics mode. Even when text mode is active. 2133 */ 2134 static int 2135 cl_get_fbinfo(struct grf_softc *gp, struct wsdisplayio_fbinfo *fbi) 2136 { 2137 struct grfvideo_mode *md; 2138 uint32_t rbits, gbits, bbits; 2139 2140 md = monitor_current; 2141 2142 switch (md->depth) { 2143 case 8: 2144 fbi->fbi_bitsperpixel = 8; 2145 rbits = gbits = bbits = 6; /* keep gcc happy */ 2146 break; 2147 case 15: 2148 fbi->fbi_bitsperpixel = 16; 2149 rbits = gbits = bbits = 5; 2150 break; 2151 case 16: 2152 fbi->fbi_bitsperpixel = 16; 2153 rbits = bbits = 5; 2154 gbits = 6; 2155 break; 2156 case 24: 2157 fbi->fbi_bitsperpixel = 24; 2158 rbits = gbits = bbits = 8; 2159 break; 2160 default: 2161 return EINVAL; 2162 } 2163 2164 fbi->fbi_stride = (fbi->fbi_bitsperpixel / 8) * md->disp_width; 2165 fbi->fbi_width = md->disp_width; 2166 fbi->fbi_height = md->disp_height; 2167 2168 if (md->depth > 8) { 2169 fbi->fbi_pixeltype = WSFB_RGB; 2170 fbi->fbi_subtype.fbi_rgbmasks.red_offset = bbits + gbits; 2171 fbi->fbi_subtype.fbi_rgbmasks.red_size = rbits; 2172 fbi->fbi_subtype.fbi_rgbmasks.green_offset = bbits; 2173 fbi->fbi_subtype.fbi_rgbmasks.green_size = gbits; 2174 fbi->fbi_subtype.fbi_rgbmasks.blue_offset = 0; 2175 fbi->fbi_subtype.fbi_rgbmasks.blue_size = bbits; 2176 fbi->fbi_subtype.fbi_rgbmasks.alpha_offset = 0; 2177 fbi->fbi_subtype.fbi_rgbmasks.alpha_size = 0; 2178 } else { 2179 fbi->fbi_pixeltype = WSFB_CI; 2180 fbi->fbi_subtype.fbi_cmapinfo.cmap_entries = 1 << md->depth; 2181 } 2182 2183 fbi->fbi_flags = 0; 2184 fbi->fbi_fbsize = fbi->fbi_stride * fbi->fbi_height; 2185 fbi->fbi_fboffset = 0; 2186 return 0; 2187 } 2188 #endif /* NWSDISPLAY > 0 */ 2189 2190 #endif /* NGRFCL */ 2191